			@media only screen and (max-width:768px) {
				span {
					width: 50px !important;
					height: 50px !important;
					line-height: 50px !important;
					font-size: 16px !important;
				}
			}
			
			@keyframes ani {
				from {
					transform: scale(1, 1);
				}
				to {
					transform: scale(1.5, 1.5);
				}
			}
			/*解决移动端不支持阻止默认事件*/
			
			* {
				touch-action: pan-y;
			}
			
			body {
				/*background-color: lightblue;*/
			}
			canvas{
				position: fixed;
				top: 0;
				left: 0;
			}

			span {
				animation: ani 1s linear infinite alternate-reverse;
				width: 100px;
				height: 100px;
				border-radius: 50%;
				line-height: 100px;
				text-align: center;
				position: fixed;
				font-size: 30px;
				color: white;
				cursor: pointer;
				/*设置字体间距是0*/
				/*word-spacing: 0;*/
				/*设置文字溢出*/
				/*white-space: nowrap;*/
				/*overflow: hidden;*/
				/*字体*/
				font-family: "微软雅黑";
			}
			input{
				border: none;
				outline: none;
			}
			.typetext {
				width: 30px;
				height: 20px;
				border-radius: 3px;
				z-index: 999;
				position: relative;
				border:none;
				background-color:transparent;
			}
			
			input[type=button] {
				position: relative;
				z-index: 999;
				border:none;
				background-color:transparent;
				padding:0;
			}
			
			select {
				width: 100px;
				height: 25px;
				border-radius: 5px;
				z-index: 999;
				position: relative;
				border:none;
				background-color:transparent;
				appearance:none;
				-webkit-appearance:none;
				-moz-appearance:none;
				-ms-appearance:none;
				text-align:center;
			}
			
			a {
				color: darkgray;
				text-decoration: none;
			}
